47 lines
1.6 KiB
Python
Executable File
47 lines
1.6 KiB
Python
Executable File
#!/usr/bin/env python
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import hashlib
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import sys
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from neutron.cmd.eventlet.plugins.ovs_neutron_agent import main as _main
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from neutron.common import constants as n_const
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from neutron.plugins.ml2.drivers.openvswitch.agent.ovs_neutron_agent \
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import OVSNeutronAgent
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def get_tunnel_name_full(cls, network_type, local_ip, remote_ip):
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network_type = network_type[:3]
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remote_ip_hex = cls.get_ip_in_hex(remote_ip)
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if not remote_ip_hex:
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return None
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# Remove length of network_type and two dashes
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hashlen = (n_const.DEVICE_NAME_MAX_LEN - len(network_type) - 2) // 2
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remote_ip_hex = remote_ip_hex.encode('utf-8')
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remote_ip_hash = hashlib.sha1(remote_ip_hex).hexdigest()[0:hashlen]
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local_ip_hex = cls.get_ip_in_hex(local_ip).encode('utf-8')
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source_ip_hash = hashlib.sha1(local_ip_hex).hexdigest()[0:hashlen]
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return '%s-%s-%s' % (network_type, source_ip_hash, remote_ip_hash)
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OVSNeutronAgent.get_tunnel_name = get_tunnel_name_full
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def main():
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_main()
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if __name__ == "__main__":
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sys.exit(main())
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